Chapter 7 Control and Coordination – Page 3 – HI MCQ!

The secretion of which hormone leads to physical changes in the body when you are 10-12 years of age?

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Response of plant roots towards water is called?

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Fall of mature leaves and fruits from plants is triggered by which of the following substance?

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Roots of plants are?

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Reflex actions are mediated through?

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A student accidentally places her hand on a flame of candle and quickly pulls her hand away. The flame represents?

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Dramatic changes of body features associated with puberty are mainly because of secretion of?

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The longest fibre on the cell body of a neuron is called?

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Which of the following statements are true?

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Sudden action in response to something in the environment is called reflex action, and Motor neurons carry signals from receptors to spinal cord.
Sudden action in response to something in the environment is called reflex action, and The path through which signals are transmitted from a receptor to a muscle or a gland is called reflex arc.
Sudden action in response to something in the environment is called reflex action, and Sensory neurons carry signals from spinal cord to muscles, and Motor neurons carry signals from receptors to spinal cord.
Sudden action in response to something in the environment is called reflex action, and Sensory neurons carry signals from spinal cord to muscles.

Posture and balance of the body is controlled by?

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